bug#8892: distcheck failure from master

[Stefano Lattarini]

Running "make distcheck" from the latest git version of autoconf, I get
this error:

  ... [LOTS OF OUTPUT SNIPPED]
  redundant_const
  0.12 redundant_const
  require_config_h
  0.07 require_config_h
  require_config_h_first
  1.02 require_config_h_first
  require_stdio_safer
  0.11 require_stdio_safer
  require_test_exit_idiom
  0.01 require_test_exit_idiom
  root_tests
  0.10 root_tests
  space_before_open_paren
  2.93 space_before_open_paren
  space_tab
  0.10 space_tab
  strftime_check
  --- sc_strftime_check-src       2011-06-18 19:08:06.000000000 +0200
  +++ sc_strftime_check-info      2011-06-18 19:08:10.000000000 +0200
  @@ -1,42 +1 @@
  -%
  -A
  -B
  -C
  -D
  -F
  -G
  -H
  -I
  -M
   N
  -P
  -R
  -S
  -T
  -U
  -V
  -W
  -X
  -Y
  -Z
  -a
  -b
  -c
  -d
  -e
  -g
  -h
  -j
  -k
  -l
  -m
  -n
  -p
  -r
  -s
  -t
  -u
  -w
  -x
  -y
  -z
cfg.mk:202: recipe for target `sc_strftime_check' failed
make[3]: *** [sc_strftime_check] Error 1
make[3]: Leaving directory `/devel/bleeding/src/coreutils'
dist-check.mk:148: recipe for target `my-distcheck' failed
make[2]: *** [my-distcheck] Error 2
make[2]: Leaving directory `/devel/bleeding/src/coreutils'
Makefile:1909: recipe for target `distcheck-hook' failed
make[1]: *** [distcheck-hook] Error 2
make[1]: Leaving directory `/devel/bleeding/src/coreutils'
Makefile:1691: recipe for target `distcheck' failed
make: *** [distcheck] Error 1

Regards,
  Stefano